package com.qf.service;

import com.qf.pojo.Cost;

import java.util.List;

/**
 * @author zdl
 * @date 2025/2/15
 */
public interface CostService {
    List<Cost> findAllCost();

    int addCost(Cost cost);

    int delCostByCid(int cid);

    int updateCostByCost(Cost cost);
}
